Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
16/04/2026, 04:30
Behavioral task
behavioral1
Sample
3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b.exe
Resource
win10v2004-20260130-en
9 signatures
150 seconds
General
- Target 3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b.exe
- Size 618KB
- Sample260416-e5bttaax6w
- SHA256 3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b
- MD5 a56c8ae3b3353814f19d41a42ae6e6e1
- SHA1 e8d3bf653e19fba6562ebc26fd2cfa2d7438693b
- SHA512 eda290702fab563906a439c9291a5a24af15269939e4972e7b3d7d37604295760cf39ed9f97777cca5cb89e96ac023d1aaa578052036ce949bd3b9becc1fa390
- SSDEEP 12288:tqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:tjHPOSOkx2LFscUQPxW
- TLSH T1ADD47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4340 69faa6a2 - Unexpected DNS network traffic destination 6 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 1 114.114.114.114 1492 3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b.exe Destination IP 2 223.5.5.5 1492 3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b.exe Destination IP 11 114.114.114.114 1492 3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b.exe Destination IP 12 223.5.5.5 1492 3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b.exe Destination IP 59 114.114.114.114 1492 3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b.exe Destination IP 60 223.5.5.5 1492 3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 69faa6a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 69faa6a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 69faa6a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 69faa6a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 69faa6a2 File created C:\Windows\SysWOW64\69faa6a2 3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 69faa6a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 69faa6a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 69faa6a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 69faa6a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 69faa6a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 69faa6a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 69faa6a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 69faa6a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 69faa6a2 -
resource yara_rule behavioral2/memory/1492-0-0x0000000000970000-0x00000000009F9000-memory.dmp upx behavioral2/files/0x002b00000002b2e2-2.dat upx behavioral2/memory/4340-3-0x0000000000680000-0x0000000000709000-memory.dmp upx behavioral2/memory/1492-10-0x0000000000970000-0x00000000009F9000-memory.dmp upx behavioral2/memory/4340-12-0x0000000000680000-0x0000000000709000-memory.dmp upx behavioral2/memory/4340-26-0x0000000000680000-0x0000000000709000-memory.dmp upx behavioral2/memory/1492-38-0x0000000000970000-0x00000000009F9000-memory.dmp upx behavioral2/memory/4340-40-0x0000000000680000-0x0000000000709000-memory.dmp upx behavioral2/memory/4340-44-0x0000000000680000-0x0000000000709000-memory.dmp upx behavioral2/memory/4340-48-0x0000000000680000-0x0000000000709000-memory.dmp upx behavioral2/memory/1492-52-0x0000000000970000-0x00000000009F9000-memory.dmp upx behavioral2/memory/1492-66-0x0000000000970000-0x00000000009F9000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4a4d68 69faa6a2 File opened for modification C:\Windows\198b28 3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b.exe - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 69faa6a2 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 69faa6a2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 69faa6a2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 69faa6a2 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 69faa6a2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 69faa6a2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 69faa6a2 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 69faa6a2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 69faa6a2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 69faa6a2 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4340 69faa6a2 4340 69faa6a2 4340 69faa6a2 4340 69faa6a2 4340 69faa6a2 4340 69faa6a2 4340 69faa6a2 4340 69faa6a2 1492 3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b.exe 1492 3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b.exe 1492 3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b.exe 1492 3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b.exe 1492 3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b.exe 1492 3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1492 3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b.exe Token: SeTcbPrivilege 1492 3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b.exe Token: SeDebugPrivilege 4340 69faa6a2 Token: SeTcbPrivilege 4340 69faa6a2
Processes
-
C:\Users\Admin\AppData\Local\Temp\3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b.exe"C:\Users\Admin\AppData\Local\Temp\3543005de8331818c7546a5d305b5731281480a25ad401d5a785e4cfcb55a42b.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1492
-
C:\Windows\Syswow64\69faa6a2C:\Windows\Syswow64\69faa6a21⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4340
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\69faa6a2
- Size 618KB
- SHA256 e4bb23825ddbdf611fc1358e29028f85cd50062e39695f7f26de6f6e1443113f
- MD5 9da57528d9291625195dea567774e9f8
- SHA1 8f225f46cf41a526b4363d528bbcff7ec7c71a76
- SHA512 42287f891244dfbe6f3c97f3c8ce97916aa927711f852ef2b24c85e0fa23a02c84108acb7d27dcff8a945e548a9df4f01561a72acf7ce4627bcaa405e424aead
- SSDEEP 12288:OqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:OjHPOSOkx2LFscUQPxW
- TLSH T1A7D47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH